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66087 (1998 RW69)
Classification: Main-belt Asteroid          SPK-ID: 2066087
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2539983988247942 4.1969e-08  
a 3.083430067813321 1.7308e-08 au
q 2.30024376770051 1.2275e-07 au
i 2.733165515456748 3.7023e-06 deg
node 138.9391191108927 8.7713e-05 deg
peri 216.9185295374308 8.811e-05 deg
M 84.42278091479541 8.1826e-06 deg
tp 2458932.725640211882
(2020-Mar-24.22564021)
4.327e-05 TDB
period 1977.650673367742
5.41
1.6651e-05
4.559e-08
d
yr
n .1820341705681296 1.5327e-09 deg/d
Q 3.866616367926131 2.1704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      9959 days (27.27 yr)  
   first obs. used      1993-12-16  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:43:43  

Additional Information
 Earth MOID = 1.2957 au 
 Jupiter MOID = 1.58213 au 
 T_jup = 3.175 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.00   n/a MPCxxxxx  
diameter diameter 5.382 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66087 (1998 RW69)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RW69 = 2001 DY82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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